Definition: You are given a question on college biology. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Input: Antibiotics that affect bacterial cells interfere with all of the following EXCEPT
(A)peptidoglycan synthesis (B)protein synthesis (C)DNA synthesis (D)reverse transcriptase

D